price = input('how much did you pay? ')
price = float(price)

if price >= 1.00:
    # Anything that costs $1.00 or more is charged 7% tax
    # All statements indented are only executed if price is > = 1
    tax = .07
    print('Tax rate is: ' + str(tax))
else:
    # Anything else we do not charge any tax
    # All statements indented are only executed if price is NOT >= 1
    tax = 0
    print('Tax rate is: ' + str(tax))


print("hello world")